Here are a few examples of casually asked illegal questions and suggested responses: Q: Does your family mind the travel required for this position? (ventureready.net)
Personal information such as marital status, age, religion, and political affiliation are not included on a resume and are illegal questions for employers to ask. (thebalance.com)
As with most illegal questions, it's in your interest to answer without taking noticeable offense. (job-hunt.org)